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80 Cards in this Set
- Front
- Back
What term refers to a vertical column of elements on the periodic table?
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group
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What term refers to a vertical column of elements on the periodic table?
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group
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What is the type of chemical bonding that results from the electrical attraction between cations and anions?
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ionic bonding
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The lanthanides are found in what peirod?
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6
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The lanthanides are found in what peirod?
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6
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What group of elements has the highest ionization energies?
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noble gases
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What type of bonding results from the sharing of electron pairs between two atoms?
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covalent bonding
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What term refers to the ability to be "pounded into thin sheets"?
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malleable
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What is the only nonmetal found on the left side of the periodic table?
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hydrogen
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What group of elements has the highest ionization energies?
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noble gases
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What term refers to " the energy needed to remove the most loosely held electron from atn atom"?
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ionization energy
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What type of bond has the shared electrons "owned" equally by two bonded atoms?
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nonpolar covalent bond
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How does the trend of ionization energy compare to the trend of atomic radii?
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the two trends are opposite
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What term refers to the ability to be "pounded into thin sheets"?
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malleable
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What is the A group number of group 15 of the periodic table?
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4A
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What type of bonding occurs between atoms of the same elements?
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nonpolar covalent bond
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How many periods are on the peirodic table?`
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7
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What is the only nonmetal found on the left side of the periodic table?
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hydrogen
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Name three of the metalloids (semimetals)?
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boron, silicon,aresenic, tellurium,asatine, germanium and antimony
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What is a measure of an atom's ability to attract electrons to itself within a bond?
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electronegativity
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What is the group name for the metals in group 1A?
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alkali metals
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What term refers to " the energy needed to remove the most loosely held electron from atn atom"?
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ionization energy
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What is the group name for the elements in group 2A?
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alkaline earth metals
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What types of elements tend to have high electronegativities?
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nonmetals
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What is the group name for the elements in group 7A?
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halogens
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How does the trend of ionization energy compare to the trend of atomic radii?
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the two trends are opposite
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Which "A group" may be referred to as the oxygen group?
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6A
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What happens when metallic atoms form ions?
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lose electrons to copy the stable electron configuration of a noble gas.
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Why does atomic radii decrease moving left to right across a period?
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There is a constant number of energy levels in a period. But, elements to the right have a stronger nuclear charge.
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What is the A group number of group 15 of the periodic table?
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4A
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What is the name of the types of elements that have electrons entering the d orbitals?
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transition metlas
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What is the term for an ion that has a positive charge?
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cation
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What is the term for "energy needed to remove the most loosely held electron"?
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ionization energy
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What do all the elements within the same peirod have in common?
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The highest energy level is the same.
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How many periods are on the peirodic table?`
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7
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What do all the elements within the same peirod have in common?
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The highest energy level is the same.
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What are the seven diatomic molecules?
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Bromine, Iodine, Nitrogen, Chlorine, Hydrogen, Oxygen, and Fluorine
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What element is in period 3, group 14?
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silicon
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What happens when nonmetallic atoms form ions?
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gain electrons to copy the stable electron configuration of a noble gas.
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What element is in period 3, group 14?
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silicon
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What is the term for a group of atoms with a charge?
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polyatomic ion
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How did Mendeleev arrange the elements on the periodic table?
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Elements with siimilar properties were in same column. Also, elements were ordered in increasing ATOMIC MASS.
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Name three of the metalloids (semimetals)?
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boron, silicon,aresenic, tellurium,asatine, germanium and antimony
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How did Mendeleev arrange the elements on the periodic table?
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Elements with siimilar properties were in same column. Also, elements were ordered in increasing ATOMIC MASS.
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What types of substances have high melting and boiling points?
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ionic
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How many elements are in period 1?
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2
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What is the term for an ion that has a negative charge?
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anion
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How many elements are in period 1?
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2
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What types of elements combine to form a molecule?
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nonmetals
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What scientist is credited with arranging the elements in their current arrangement of increasing atomic #?
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Henry Moseley
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What is the group name for the metals in group 1A?
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alkali metals
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What scientist is credited with arranging the elements in their current arrangement of increasing atomic #?
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Henry Moseley
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What evidence helped to prove that the peirodic table was valid?
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Mendeleev left blank spaces in the periodic table and predicted properties of future elements.
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The H-H bond is what kind of bond?
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nonpolar covalent
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What evidence helped to prove that the peirodic table was valid?
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Mendeleev left blank spaces in the periodic table and predicted properties of future elements.
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Name one of the discovered elements for which Mendeleev predicted the properties.
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germanium, gallium
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What is the group name for the elements in group 2A?
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alkaline earth metals
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Name one of the discovered elements for which Mendeleev predicted the properties.
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germanium, gallium
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About what percentage of elements can be classified as metals?
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80%
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What type of bonds have an uneven distribution of ______.
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polar
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About what percentage of elements can be classified as metals?
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80%
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What does it mean to say metals are ductile?
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they can be drawn into wire
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What is the group name for the elements in group 7A?
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halogens
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What does it mean to say metals are ductile?
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they can be drawn into wire
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Name two elements that have similar properties to calcium.
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(name any group 2 element) beryllium, magnesium, strontium, barium, or radium
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What term refers to a neutral group of atoms held together by covalent bond.
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molecule
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Name two elements that have similar properties to calcium.
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(name any group 2 element) beryllium, magnesium, strontium, barium, or radium
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Which of the following elements is a representative element?
Iron (Fe), aluminum (Al)j or La(lanthanum) |
aluminum (all elements in the A groups 1-7)
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Which "A group" may be referred to as the oxygen group?
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6A
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Which of the following elements is a representative element?
Iron (Fe), aluminum (Al)j or La(lanthanum) |
aluminum (all elements in the A groups 1-7)
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Do metals, nonmetals or metalloids generally have the highest ionization energies?
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nonmetals
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What is the representative unit for an ionic substance?
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formula unit
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Do metals, nonmetals or metalloids generally have the highest ionization energies?
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nonmetals
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Why do the elements nitrogen and phosphorus have similar chemical properties?
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They have similar electron configurations.
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Why does atomic radii decrease moving left to right across a period?
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There is a constant number of energy levels in a period. But, elements to the right have a stronger nuclear charge.
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Why do the elements nitrogen and phosphorus have similar chemical properties?
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They have similar electron configurations.
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How many occupied energy levels are there in an atom of tin (Sn )?
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5 ( this is why tin is located in period 5)
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What types of elements combine to form an ionic compound?
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metal and nonmetal
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How many occupied energy levels are there in an atom of tin (Sn )?
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5 ( this is why tin is located in period 5)
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What is the name of the types of elements that have electrons entering the d orbitals?
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transition metlas
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